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IT 242 Week 4 Individual: Using the nslookup Utility
Complete Lab 4-2, “Using the nslookup utility,” in Network Technology Associate: Instructors Guide.
Complete the linked worksheet, “Using the nslookup Utility.”
Submit your worksheet using the Assignment Files tab.
Using the nslookup Utility Worksheet
Complete Lab 4-2 in Network Technology Associate, and then answer the following questions:
- Suppose you are on the IT staff of a company that sells hair removal products through an electronic storefront and you have been asked to test the operation of the default DNS server. You also want to obtain a list of all nodes in a particular domain. How would you use the nslookup utility to perform these tasks?
- Open a command prompt. Type nslookup www.CIWcertified.com, and then press ENTER to issue a one-time command. Recorded the information you found below.
- Conduct searches for the following systems:
- microsoft.com
- ubuntu.com
- bbc.co.uk
- What two types of servers did you get the IP addresses for in Question 3?
- What protocols discussed in the course materials does each of these two servers employ?
- How can these two types of servers be made more secure or more protected?